Finding the Third Proportional to 13,290.75 and 31,353.75
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Solution
The third proportional to 13,290.75 and 31,353.75 is: 73,965.55
Step by Step Solution
- Step 1: Write the proportion equation
13,290.75 : 31,353.75 = 31,353.75 : x - Step 2: Convert to fraction form
13,290.75/31,353.75 = 31,353.75/x - Step 3: Cross multiply
13,290.75x = 31,353.75 × 31,353.75 - Step 4: Simplify right side
13,290.75x = 983,057,639.06 - Step 5: Solve for x
x = 983,057,639.06/13,290.75 - Step 6: Final answer
x = 73,965.55
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.